<template>
  <div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" autocomplete="on"
      label-position="left">
      <div class="title-container">
        <h3 class="title">中展业智慧调处管理系统</h3>
      </div>

      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input ref="username" v-model="loginForm.username" placeholder="用户名" name="username" type="text" tabindex="1"
          autocomplete="on" />
      </el-form-item>
      <el-form-item prop="pwd">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input :key="passwordType" ref="password" v-model="loginForm.pwd" :type="passwordType" placeholder="密码"
          name="pwd" tabindex="2" autocomplete="on" @keyup.native="checkCapslock" @blur="capsTooltip = false"
          @keyup.enter.native="handleLogin" />
        <span class="show-pwd" @click="showPwd">
          <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>
      <el-form-item prop="code">
        <span class="svg-container">
          <svg-icon icon-class="email" />
        </span>
        <el-input ref="code" v-model="loginForm.code" style="width:200px;" placeholder="验证码" name="code" type="text"
          tabindex="3" auto-complete="on" @keyup.enter.native="handleLogin" />
        <img v-if="codeUrl" class="code-box" :src="codeUrl" @click="NumberVerifyCode">
        <span v-else class="code-box" style="color:red;" @click="NumberVerifyCode">获取验证码</span>
      </el-form-item>
      <el-form-item prop="phonecode" v-if="!isPhoneCode">
        <span class="svg-container">
          <svg-icon icon-class="email" />
        </span>
        <el-input ref="phonecode" v-model="loginForm.phonecode" style="width:200px;" placeholder="短信验证码" name="code"
          type="text" tabindex="3" auto-complete="on" />
        <span v-if="timer <= 0" class="code-box" style="color:bisque;" @click="sendCode">获取短信验证码</span>
        <span v-else class="code-box" style="color:bisque;text-align: center;">{{ timer }}s</span>
      </el-form-item>
      <div style="color:red;margin-bottom: 20px;">{{ phoneCodeMsg }}</div>
      <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;"
        @click="handleLogin">登录</el-button>
    </el-form>
  </div>
</template>

<script>
import ipConfig from '../../../ip-config'
import { validUsername } from '@/utils/validate'
import { NumberVerifyCode, CheckLogin, SendCode_Phone } from '@/api/sys'
import { mapGetters, mapState } from 'vuex'
import { formatDate } from '@/utils'
import { setAppID,setAppIdSubs,getAppId } from '@/utils/auth.js'
import md5 from 'js-md5'
const validateUsername = (rule, value, callback) => {
  if (!value) {
    callback(new Error('请输入用户名'))
  } else {
    callback()
  }
}
const validatePassword = (rule, value, callback) => {
  if (!value) {
    callback(new Error('请输入密码'))
  } else {
    callback()
  }
}
const validateCode = (rule, value, callback) => {
  if (!value) {
    callback(new Error('请输入验证码'))
  } else {
    callback()
  }
}
const validatePhoneCode = (rule, value, callback) => {
  if (!value) {
    callback(new Error('请输入短信验证码'))
  } else {
    callback()
  }
}
export default {
  name: 'Login',
  data() {
    return {
      codeUrl: null,
      loginForm: {
        username: '',
        pwd: '',
        code: '',
        phonecode: '',
      },
      loginRules: {
        username: [
          { required: true, trigger: 'blur', validator: validateUsername }
        ],
        pwd: [{ required: true, trigger: 'blur', validator: validatePassword }],
        code: [{ required: true, trigger: 'blur', validator: validateCode }],
        phonecode: [{ required: true, trigger: 'blur', validator: validatePhoneCode }]
      },
      passwordType: 'password',
      capsTooltip: false,
      loading: false,
      showDialog: false,
      redirect: undefined,
      otherQuery: {},

      isPhoneCode: true, // 是否需要短信验证码
      phoneCodeMsg: '',
      timer: 0,

      appid: getAppId()
    }
  },
  watch: {
    $route: {
      handler: function (route) {
        const query = route.query
        if (query) {
          this.redirect = query.redirect
          this.otherQuery = this.getOtherQuery(query)
        }
      },
      immediate: true
    },
    timer(val) {
      if (val <= 0) {
        this.timer = 0;
        clearInterval(this.timeObj)
      }
    }
  },
  computed: {
    ...mapGetters(['token'])
  },
  mounted() {
    this.appid = this.$route.query.appid || 0
    setAppID(this.appid)
    setAppIdSubs(this.appid)
  },
  destroyed() {
    // window.removeEventListener('storage', this.afterQRScan)
  },
  methods: {
    async NumberVerifyCode() {
      if (!this.loginForm.username) {
        this.$message({
          message: '请输入用户名后再获取验证码',
          type: 'error'
        })
        return
      }
      const time = formatDate(new Date(), 'yyyyMMddhhmmss000')
      this.codeUrl =
        ipConfig.baseIP +
        '/sys/NumberVerifyCode?username=' +
        this.loginForm.username + '&time=' + time + '&Appid=' + 0;

      const { data, success, msg } = await CheckLogin({
        username: this.loginForm.username,
      })
      this.isPhoneCode = data;
      this.phoneCodeMsg = msg;
    },
    // 发送验证码
    async sendCode() {
      if (this.timer > 0) return // 如果倒计时为结束，不执行发送验证码
      const { data, success, msg } = await SendCode_Phone({
        username: this.loginForm.username,
      })
      if (success) {
        this.timer = 60;
        this.timeObj = setInterval(() => {
          this.timer--
        }, 1000)
      }
      this.$message({
        message: msg,
        type: success ? 'success' : 'error'
      })
    },
    checkCapslock(e) {
      const { key } = e
      this.capsTooltip = key && key.length === 1 && key >= 'A' && key <= 'Z'
    },
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          // const reg = /^\d+$/;
          // if (reg.test(this.loginForm.pwd)) {
          //   this.$message({
          //     message: '登录密码过于简单, 请尽快重置登录密码',
          //     type: 'error'
          //   })
          // }

          this.loading = true
          this.$store
            .dispatch('user/login', this.loginForm)
            .then(({ success, msg }) => {
              this.NumberVerifyCode()
              this.loading = false
              this.loginForm.code = ''
              this.$message({
                message: msg,
                type: success ? 'success' : 'error'
              })
              if (success) {
                this.$router.push('/')
              }
            })
            .catch(() => {
              this.loading = false
            })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    getOtherQuery(query) {
      return Object.keys(query).reduce((acc, cur) => {
        if (cur !== 'redirect') {
          acc[cur] = query[cur]
        }
        return acc
      }, {})
    }
  }
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg: #283443;
$light_gray: #fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gray: #eee;

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }

  .code-box {
    width: 100px;
    height: 40px;
    position: absolute;
    top: 5px;
    right: 5px;
    cursor: pointer;
  }

  .thirdparty-button {
    position: absolute;
    right: 0;
    bottom: 6px;
  }

  @media only screen and (max-width: 470px) {
    .thirdparty-button {
      display: none;
    }
  }
}
</style>
